Method of providing a valve in an inflatable tire

Claim 1

THE METHOD OF PROVIDING AN INFLATABLE TIRE WITH AN INFLATION CONTROLLING VALVE IN TSHE SIDEWALL OF THE TIRE COMPRISING PROVIDING A METAL BASE MEMBER HAVING A THREADED BORE THERETHROUGH, THE SAID MEMBER BEING EMBEDED IN A PAD OF ELASTOMER THE THICKNESS OF WHICH IS SUCH THAT ITS UPPER AND LOWER SURFACES ARE SUBSTANTIALLY COPLANAR WITH THE END SURFACES OF THE BASE MEMBER, PLACING A REMOVABLE INSERT IN SAID THREAD BORE, PLACING THE BASE MEMBER BETWEEEN ADJACENT PLIES OF THE TIRE CARCASS DURING CONSTRUCTION OF THE LATTER SO THAT THE SAID BASE MEMBER IS COMPLETELY COVERED BY THE PLIES, THE SAID PLIES HAVING APERTURES ALIGNED WITH THE THREADED BORE OF THE BASE MEMBER AND OPPUPIED BY SAID INSERT WITH THE ENDS OF SAID INSERT SUBSTANTIALLY FLUSH WITH THE INNER AND OUTER SURFACES OF THE CARCASS, THEREAFTER CURING THE COMPLETED TIRE TO UNITE THE BASE MEMBER WITH THE PLIES OF THE CARCASS, THEN REMOVING THE SAID INSERT FROM THE BASE MEMBER AND REPLACING IT WITH A THREADED VALVE STEM HAVING A RADIALLY EXTENDING FLANGE EXTERNALLY OF THE CARCASS, AND THREADING SAID STEM INTO BASE MEMBER UNTIL THE SAID FLANGE ENGAGES THE EXTERNAL SURFACE OF THE CARCASS IN FLUID-TIGHT SEALING RELATIONSHIP.